#4466BB#4466BB

#4466BB is a mid, vivid blue. Relative luminance 0.143; OKLCH L 52.8% C 0.139 H 265.5°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#4466BB
RGB	rgb(68, 102, 187)
HSL	hsl(223, 47%, 50%)
HSV	hsv(223, 64%, 73%)
CMYK	cmyk(63.6%, 45.5%, 0%, 26.7%)
CIE-LAB	lab(44.69, 15.09, -48.55)
CIE-LCH	lch(44.69, 50.84, 287.26°)
OKLab	oklab(52.84% -0.0109 -0.1387)
OKLCH	oklch(52.84% 0.139 265.5)
XYZ	xyz(16.1018, 14.3181, 48.9192)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4466BB #BB9944

analogous

#44A2BB #4466BB #5D44BB

triadic

#4466BB #BB4466 #66BB44

tetradic

#4466BB #BB44A2 #BB9944 #44BB5D

square

#4466BB #BB44A2 #BB9944 #44BB5D

split-complementary

#4466BB #BB5D44 #A2BB44

monochromatic

#233561 #344E8E #4466BB #718BCB #9EAFDC

Accessibility & contrast

On white

5.43

#4466BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#4466BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4466BB

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4466BB	#FFFFFF	#000000	##FFFFFF
##4466BB	1.00	5.43	3.86	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6FBE

Deuteranopia (green-blind)

#2965B9

Tritanopia (blue-blind)

#007987

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4466bb;
/* rgb */ color: rgb(68, 102, 187);
/* oklch */ color: oklch(52.8% 0.139 265.5);

Tailwind

colors: {
  custom: {
    50: '#8391d0',
    500: '#4466bb',
    950: '#000000',
  },
}

SCSS

$custom: #4466bb;
$custom-light: #8391d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4466bb",
  "rgb": {
    "r": 68,
    "g": 102,
    "b": 187
  },
  "hsl": {
    "h": 222.857,
    "s": 46.667,
    "l": 50
  },
  "oklch": {
    "l": 0.52839,
    "c": 0.13911,
    "h": 265.5
  },
  "luminance": 0.1432
}

Semantic roles & 50–950 ramp

primary

#4466BB

secondary

#C8B993

accent

#B051D6

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4466BB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →